Sudsy science, homemade soap, and repulsive pepper! The Curious Crew learns all about the science of soap with a lesson on saponification and surfactants. STEM Challenge: Making Homemade Soap. Curious About Careers: Water Chemist Daveda Quinn
Death Valley is one of the driest places in North America - but only about a 100 miles from a forest of Giant Sequoia trees. How can these two completely different ecosystems exist right next to each other?